root:# cp /usr/share/icons/Faenza/apps/48/firefox.png /usr/share/icewm/iconsIf Firefox (or whatever app you're working on) isn't running, start it. The icon will still be wrong, but we need it running for the next step.

Now edit ~/.icewm/winoptions:# This is an example for IceWM's window options file.## Place your variants in /etc/icewm or in $HOME/.icewm# since modifications to this file will be discarded when you# (re)install icewm.

roarde:$ xprop -name "Wicd Network Manager"| grep WM_CLASSWM_CLASS(STRING) = "wicd-client.py", "Wicd-client.py"The class strings have dots in them. Dot is used as a separator between class elements, so those dots need to be backquoted. The entry in ~/.icewm/winoptions looks like this:# This is an example for IceWM's window options file.## Place your variants in /etc/icewm or in $HOME/.icewm# since modifications to this file will be discarded when you# (re)install icewm.